Knife



FIG. 1 is a perspective view of a knife showing my new design;

FIG. 2 is a left side view thereof;

FIG. 3 is as right side view thereof, wherein the right side is a mirror image of the left side;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is an enlarged front elevational view thereof; and,

FIG. 7 is an enlarged rear elevational view thereof. 

CLAIM The ornamental design for a knife, as shown and described. 